update quickstart md files for gradle version#332

Merged

xwm1992 merged 7 commits intoapache:developfrom xwm1992:develop

May 8, 2021

Commits on Apr 30, 2021

Commits on May 6, 2021

Merge branch 'develop' of https://github.com/apache/incubator-eventmesh into develop
xwm1992
committed

Commits on May 7, 2021

update build.gradle and gradle.properties for publish to maven repository
xwm1992
committed
Merge branch 'develop' of https://github.com/apache/incubator-eventmesh into develop
xwm1992
committed

Commits on May 8, 2021

* update gradle version for instructions
xwm1992
committed